10687566765127 has 4 divisors (see below), whose sum is σ = 12214362017296. Its totient is φ = 9160771512960.

The previous prime is 10687566765119. The next prime is 10687566765149. The reversal of 10687566765127 is 72156766578601.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10687566765127 - 2³ = 10687566765119 is a prime.

It is a super-2 number, since 2×10687566765127² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10687516765127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 763397626074 + ... + 763397626087.

It is an arithmetic number, because the mean of its divisors is an integer number (3053590504324).

Almost surely, 2^{10687566765127} is an apocalyptic number.

10687566765127 is a deficient number, since it is larger than the sum of its proper divisors (1526795252169).

10687566765127 is an equidigital number, since it uses as much as digits as its factorization.

10687566765127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1526795252168.

The product of its (nonzero) digits is 177811200, while the sum is 67.

The spelling of 10687566765127 in words is "ten trillion, six hundred eighty-seven billion, five hundred sixty-six million, seven hundred sixty-five thousand, one hundred twenty-seven".